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5050 Aluminum vs. Titanium 6-6-2

5050 aluminum belongs to the aluminum alloys classification, while titanium 6-6-2 belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is 5050 aluminum and the bottom bar is titanium 6-6-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
120
Elongation at Break, % 1.7 to 22
6.7 to 9.0
Fatigue Strength, MPa 45 to 100
590 to 670
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
44
Shear Strength, MPa 91 to 140
670 to 800
Tensile Strength: Ultimate (UTS), MPa 140 to 250
1140 to 1370
Tensile Strength: Yield (Proof), MPa 50 to 210
1040 to 1230

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 180
310
Melting Completion (Liquidus), °C 650
1610
Melting Onset (Solidus), °C 630
1560
Specific Heat Capacity, J/kg-K 900
540
Thermal Conductivity, W/m-K 190
5.5
Thermal Expansion, µm/m-K 24
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 50
1.1
Electrical Conductivity: Equal Weight (Specific), % IACS 170
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
40
Density, g/cm3 2.7
4.8
Embodied Carbon, kg CO2/kg material 8.4
29
Embodied Energy, MJ/kg 150
470
Embodied Water, L/kg 1190
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.1 to 24
89 to 99
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
34
Strength to Weight: Axial, points 15 to 26
66 to 79
Strength to Weight: Bending, points 22 to 33
50 to 57
Thermal Diffusivity, mm2/s 79
2.1
Thermal Shock Resistance, points 6.3 to 11
75 to 90

Alloy Composition

Aluminum (Al), % 96.3 to 98.9
5.0 to 6.0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.2
0.35 to 1.0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.7
0.35 to 1.0
Magnesium (Mg), % 1.1 to 1.8
0
Manganese (Mn), % 0 to 0.1
0
Molybdenum (Mo), % 0
5.0 to 6.0
Nitrogen (N), % 0
0 to 0.040
Oxygen (O), % 0
0 to 0.2
Silicon (Si), % 0 to 0.4
0
Tin (Sn), % 0
1.5 to 2.5
Titanium (Ti), % 0
82.8 to 87.8
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0
0 to 0.4

Comparable Variants